Summary statistics for b_1_c18_32 variable in snf_rollup2540_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c18_32 | 2,259 21791.96 37874.08 -4090 631234 by Jean Roth , jroth@nber.org , 17 Feb 2018